How to Style an Oversized Button-Up for Fall 2026 in 5 Chic Looks

Finally figuring out how to style an oversized button-up shirt (and not just, like, throw it on top of whatever you’re wearing) will unlock so many fall outfits. Fashion editors, after all, have long sworn by the magic of a classic collared top with some room to breathe. It’s one of the key building blocks of any capsule wardrobe, and it can transform even the simplest transitional basics into polished, head-turning looks. The only catch? It can easily go the other way if you phone it in.

No matter your personal style or fit of choice (slightly relaxed, totally baggy, or anywhere in between), button-down shirts are way more versatile than you’d think. Lounging at home, heading to the office, making a morning PSL run—the light, sophisticated layers do, in fact, go with everything. Here’s how to style an oversized button-up for any occasion without looking sloppy this fall.